Senior DevOps / SRE (Platform Reliability Engineer) - French fluent

We are looking for a Senior DevOps / Site Reliability Engineer (SRE) to ensure the reliability, scalability, performance, and security of our platform and cloud infrastructure. You will play a key role in building and operating cloud-native systems, improving observability, automating operations, implementing SRE best practices (SLOs/SLIs), and supporting development teams to deliver highly available services.

Key Responsibilities

• Design, implement, and maintain highly available and scalable infrastructure on AWS.

• Own and improve the reliability of production systems using SRE principles (SLO, SLI, error budgets).

• Build and manage CI/CD pipelines to support fast and safe software delivery.

• Develop and maintain Infrastructure as Code (IaC) using Terraform, Ansible, CloudFormation, etc.

• Manage and optimize container orchestration platforms (Kubernetes, Docker, Helm).

• Implement and maintain monitoring, logging, and alerting solutions (Prometheus, Grafana, ELK, Datadog, Splunk).

• Lead incident response, perform root cause analysis, and write postmortems to drive continuous improvement.

• Improve system performance, capacity planning, scaling strategies, and disaster recovery processes.

• Collaborate closely with development teams to improve deployment strategies and system resilience.

• Implement security best practices (IAM, secret management, vulnerability scanning, patching).

• Define operational standards, runbooks, documentation, and best practices for platform reliability.

• Participate in on-call rotation and provide senior-level support for critical production issues.

Key Responsibilities (5 Main Missions)

The DevOps / SRE lead will be responsible for the stability and evolution of the platform. Your role is structured around five main areas:

Mission 1: AWS Infrastructure Management (Build & Run)

Mission 2: CI/CD and Deployment Automation

Mission 3: Monitoring, Observability, and Alerting: Global Monitoring, Log Management, Application Monitoring, Business Analytics

Mission 4: Incident Management, Resilience, and Security

Mission 5: FinOps and AWS Cost Optimization

Key Requirements

• 5+ years of experience in DevOps / SRE / Cloud Infrastructure / Platform Engineering.

• Strong expertise in Linux systems administration and troubleshooting.

• Proven experience with Kubernetes in production environments.

• Strong experience with CI/CD tools (GitLab CI, Jenkins, GitHub Actions, Azure DevOps).

• Solid knowledge of Infrastructure as Code (Terraform highly preferred).

• Experience with AWS cloud platforms.

• Strong understanding of networking fundamentals (TCP/IP, DNS, load balancing, reverse proxies).

• Experience with observability tools: monitoring, metrics, logging, tracing.

• Strong scripting skills (Bash, Python, or similar).

• French advanced level.

Nice to Have

• Experience with additional cloud platforms (Azure, GCP).

• Strong understanding of networking fundamentals.